Raised by a single mother, Rich was a paperboy in middle school and eventually worked his way through college, earning a degree from Oregon State University. A firm believer in service before self, McCormick joined the Marine Corps and became a helicopter pilot.

During his two decades of service, Rich deployed to combat zones in Africa, the Persian Gulf, and Afghanistan. As a Marine, he flew helicopters, was Airborne and attached to Army and foreign forces, and taught at Georgia Tech and Morehouse College as the Marine Officer Instructor. In the Navy, Rich earned the rank of Commander and served as Department Head for the Emergency Medicine Department in Kandahar, Afghanistan.

Between deployments, Rich earned his Master of Business Administration from National University and medical degree from Morehouse School of Medicine in Atlanta, where he was honored to serve as student body president. He completed residency in Emergency Medicine through Emory while training at Grady Hospital in Atlanta. Most recently, Dr. McCormick served as an Emergency Room physician at Northside Hospital.

In Congress, Rich serves on the House Armed Services, Science, Space, and Technology Committees.

Rich lives in Suwanee, Georgia and is a member of Cross Pointe Church.